30/3/09
MC Big Idea Negative numbers help us to model many real world situations. Essential Question #1: How do I put positive and negative numbers in order? Problem 1.2& F.U QA): Order the teams by score, from first place through fifth place.
Ans.1st place=Team D: 350 points
2nd place= Team A: 200 points
3rd place= Team E: -100 points
4th place= Team B: -250 points
5th place= Team C: -400 points
OR you can also say -350<-100<250 QB) By how many points is the first place team ahead of the second place team?
Ans. The first place team is ahead by (350-200)=150 points from the second place team. QC) By how many points is the first place team ahead of the third place team?
Ans. The first place team is ahead by {350-(-100)}=450 points from the third place team. QD) By how many points is the second place team ahead of the fourth place team?
Ans.The second place team is ahead by {200-(-250)}=450 points from the fourth place team QE) By how many points is the third place team ahead of the fifth place team?
Ans. The third place team is ahead by {-100-(-400)}=300 points from the fifth place team PROBLEM 1.2 FU
Q1. Copy each pair of numbers below, inserting>or< to make a true statement
Ans.a)53>35 b) -50<0
c) -30<15 d)-70>-90
Q2. Order the numbers below from least to gratest.
Ans. -25, -7, -4, -3, 0, 1, 2, 5, 12, 15, 25
30/3/09
MC
Big Idea
Negative numbers help us to model many real world situations.
Essential Question #1: How do I put positive and negative numbers in order?
Problem 1.2& F.U
QA): Order the teams by score, from first place through fifth place.
Ans.1st place=Team D: 350 points
2nd place= Team A: 200 points
3rd place= Team E: -100 points
4th place= Team B: -250 points
5th place= Team C: -400 points
OR you can also say -350<-100<250
QB) By how many points is the first place team ahead of the second place team?
Ans. The first place team is ahead by (350-200)=150 points from the second place team.
QC) By how many points is the first place team ahead of the third place team?
Ans. The first place team is ahead by {350-(-100)}=450 points from the third place team.
QD) By how many points is the second place team ahead of the fourth place team?
Ans.The second place team is ahead by {200-(-250)}=450 points from the fourth place team
QE) By how many points is the third place team ahead of the fifth place team?
Ans. The third place team is ahead by {-100-(-400)}=300 points from the fifth place team
PROBLEM 1.2 FU
Q1. Copy each pair of numbers below, inserting>or< to make a true statement
Ans.a)53>35 b) -50<0
c) -30<15 d)-70>-90
Q2. Order the numbers below from least to gratest.
Ans. -25, -7, -4, -3, 0, 1, 2, 5, 12, 15, 25